save project

my_game.py

@@ -16,6 +16,7 @@ bush = pygame.image.load('bush.png')      # 灌木丛
 hero = [pygame.image.load('hero1.png'),pygame.image.load('hero2.png'),pygame.image.load('hero3.png'),pygame.image.load('hero4.png'),pygame.image.load('hero5.png')]
 roadx = 0     
 index = 0 
+bg_x = 0
 y = 400
 jumpState = 'running'
 t = 30
@@ -30,7 +31,15 @@ while True:
         index+=1
         if index == 5:
             index=0
+    bg_x -= 1
+    if bg_x <= -1000:
+        bg_x=0
     
+    roadx -= 8
+    if roadx <= -1000:
+        roadx = 0
+    screen.blit(road,(roadx,500))
+    screen.blit(wukong,(150,y))
     
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -56,7 +65,7 @@ while True:
 
 
     # 将背景图画上去
-    screen.blit(background, (0, 0))
+    screen.blit(background, (bg_x, 0))
     screen.blit(road, (roadx, 500))
     screen.blit(wukong, (150, y))
     if rect.x<=0-rect.width: